Stock volatility, ETF rise drive rethink of post-flash crash U.S. rules

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IntercontinentalExchange Inc. (NYSE: ICE) Delayed: 149.84 +0.64 (0.43%)
Previous Close $149.20    52 Week High $287.02 
Open $150.00    52 Week Low $53.27 
Day High $150.61    P/E 19.66 
Day Low $147.58    EPS $7.62 
Volume 4,535,258       

NASDAQ OMX Group (NASDAQ: NDAQ) Delayed: 94.56 +0.94 (1.00%)
Previous Close $93.62    52 Week High $71.92 
Open $94.82    52 Week Low $54.62 
Day High $95.62    P/E 42.03 
Day Low $94.05    EPS $2.25 
Volume 3,232,093